[USN-2619-1] Linux kernel (Trusty HWE) vulnerability
john.johansen at canonical.com
Sat May 23 07:08:37 UTC 2015
Ubuntu Security Notice USN-2619-1
May 23, 2015
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
The system could be made to crash under certain conditions.
- linux-lts-trusty: Linux hardware enablement kernel from Trusty
A flaw was discovered in the Linux kernel's IPv4 networking when using TCP
fast open to initiate a connection. An unprivileged local user could
exploit this flaw to cause a denial of service (system crash).
The problem can be corrected by updating your system to the following
Ubuntu 12.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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